Base | Representation |
---|---|
bin | 1100011000011… |
… | …11001010010101 |
3 | 21020110012101201 |
4 | 12030033022111 |
5 | 203042334000 |
6 | 14150152501 |
7 | 2400614161 |
oct | 614171225 |
9 | 236405351 |
10 | 103871125 |
11 | 536a5a06 |
12 | 2a952731 |
13 | 1869a807 |
14 | db1bca1 |
15 | 91bb96a |
hex | 630f295 |
103871125 has 16 divisors (see below), whose sum is σ = 130057200. Its totient is φ = 82824000.
The previous prime is 103871123. The next prime is 103871143. The reversal of 103871125 is 521178301.
It can be written as a sum of positive squares in 8 ways, for example, as 59861169 + 44009956 = 7737^2 + 6634^2 .
It is not a de Polignac number, because 103871125 - 21 = 103871123 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 103871093 and 103871102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103871123) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42435 + ... + 44815.
It is an arithmetic number, because the mean of its divisors is an integer number (8128575).
Almost surely, 2103871125 is an apocalyptic number.
It is an amenable number.
103871125 is a deficient number, since it is larger than the sum of its proper divisors (26186075).
103871125 is an equidigital number, since it uses as much as digits as its factorization.
103871125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2745 (or 2735 counting only the distinct ones).
The product of its (nonzero) digits is 1680, while the sum is 28.
The square root of 103871125 is about 10191.7184517627. The cubic root of 103871125 is about 470.0726083690.
The spelling of 103871125 in words is "one hundred three million, eight hundred seventy-one thousand, one hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •